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Pharmacogenetics: Therapeutic regimen in hypertension 药物遗传学:高血压的治疗方案
Pub Date : 2024-02-28 DOI: 10.30574/gscarr.2024.18.2.0024
Joshua Ivan Orona Ceron, Kevin Salais Diaz, Mariela Aketzali Salazar Herrera, Dariana Yulian Silva Vargas, Lidia Teresa Velázquez Rojas, Brissia Lazalde Medina
Pharmacogenetics in hypertension is a field of study that aims to understand how interindividual genetic variability can influence the response to medications used to treat high blood pressure, which is a common cardiovascular condition. This approach aims to analyze the pharmacogenetic impact on arterial hypertension. Currently, a wide range of genetic variants have been identified that can affect an individual's response to antihypertensive medications. For example, some genes can influence how the body metabolizes medications, affecting the dosage needed to achieve adequate blood pressure control. Other genes may be related to susceptibility to adverse side effects. Pharmacogenetics in hypertension allows doctors to make more informed decisions about which medication to prescribe to a patient based on their genetic profile. This can increase the effectiveness of the treatment and reduce the likelihood of unwanted side effects. Additionally, this approach may be particularly useful in cases of refractory hypertension, where patients do not respond to conventional therapies. Pharmacogenetics in hypertension is a growing field that seeks to personalize the treatment of this common cardiovascular condition. By understanding how individual genes affect responses to medications, doctors can make treatments more precisely to improve blood pressure control and reduce side effects. However, it is important to note that, although promising, this approach is still in development and is not widely available in clinical practice.
高血压药物遗传学是一个研究领域,旨在了解个体间的遗传变异如何影响对治疗高血压这种常见心血管疾病的药物的反应。这种方法旨在分析药物基因对动脉高血压的影响。目前,已发现多种基因变异可影响个人对降压药物的反应。例如,有些基因会影响人体代谢药物的方式,从而影响实现适当血压控制所需的剂量。其他基因可能与不良副作用的易感性有关。高血压的药物遗传学可让医生根据患者的基因特征,就给患者开哪种药做出更明智的决定。这可以提高治疗效果,减少不必要的副作用。此外,这种方法对于患者对常规疗法无效的难治性高血压尤其有用。高血压药物遗传学是一个不断发展的领域,旨在对这种常见的心血管疾病进行个性化治疗。通过了解个体基因如何影响对药物的反应,医生可以更精确地进行治疗,以改善血压控制并减少副作用。不过,值得注意的是,尽管这种方法前景广阔,但目前仍处于开发阶段,并未广泛应用于临床实践。
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引用次数: 0
AI and human-robot interaction: A review of recent advances and challenges 人工智能与人机互动:最新进展与挑战综述
Pub Date : 2024-02-28 DOI: 10.30574/gscarr.2024.18.2.0070
Obinna Donald, Alexander Obaigbena, Oluwaseun Augustine Lottu, Ejike David Ugwuanyi, Boma Sonimitiem Jacks, Enoch Oluwademilade Sodiya, Obinna Donald Daraojimba
The integration of artificial intelligence (AI) into human-robot interaction (HRI) has witnessed significant advancements in recent years, revolutionizing the way humans and robots collaborate and coexist. This review provides a comprehensive overview of the latest breakthroughs in AI-driven HRI and identifies the challenges that lie ahead. Recent years have seen a surge in AI-driven capabilities that enhance human-robot interaction. Machine learning algorithms enable robots to adapt to user preferences and behaviors, creating personalized and intuitive interactions. Natural language processing (NLP) facilitates seamless communication between humans and robots, enabling voice commands and context-aware responses. Computer vision advancements empower robots with enhanced perception, enabling them to recognize and interpret human gestures, emotions, and facial expressions. Reinforcement learning has played a pivotal role in enabling robots to learn from human feedback and optimize their actions in real-time. Socially assistive robots leverage AI to provide emotional support and companionship, particularly in healthcare and elderly care settings. Despite these advancements, challenges persist in the field of AI-driven HRI. Ethical considerations, including privacy concerns and the responsible use of AI in influencing human behavior, demand careful attention. Ensuring the safety and security of AI-driven robotic systems remains paramount, requiring robust measures against malicious attacks and unintended consequences. Human-robot trust remains a critical challenge, necessitating transparent AI algorithms and effective communication strategies. Interdisciplinary collaboration between AI researchers, roboticists, psychologists, and ethicists is essential to address the complex socio-technical aspects of HRI. The fusion of AI and human-robot interaction holds immense potential to redefine various facets of our daily lives. This review highlights recent strides in AI-driven HRI, emphasizing the need for interdisciplinary efforts to address challenges and ensure the responsible development and deployment of AI-powered robotic systems. As researchers continue to innovate, the dynamic landscape of AI and human-robot interaction promises a future where seamless collaboration and coexistence between humans and robots become an integral part of our societal fabric.
近年来,人工智能(AI)与人机交互(HRI)的融合取得了重大进展,彻底改变了人类与机器人的协作和共存方式。本综述全面概述了人工智能驱动的人机交互技术的最新突破,并指出了未来面临的挑战。近年来,人工智能驱动的增强人机交互能力激增。机器学习算法使机器人能够适应用户的偏好和行为,从而创建个性化和直观的交互。自然语言处理(NLP)促进了人与机器人之间的无缝交流,实现了语音指令和上下文感知响应。计算机视觉技术的进步增强了机器人的感知能力,使它们能够识别和解读人类的手势、情绪和面部表情。强化学习在使机器人从人类反馈中学习并实时优化其行动方面发挥了关键作用。社交辅助机器人利用人工智能提供情感支持和陪伴,特别是在医疗保健和老年人护理领域。尽管取得了这些进步,但人工智能驱动的人机交互领域仍面临挑战。伦理方面的考虑,包括隐私问题和负责任地使用人工智能影响人类行为,都需要认真对待。确保人工智能驱动的机器人系统的安全和安保仍然至关重要,需要采取强有力的措施来防范恶意攻击和意外后果。人与机器人之间的信任仍然是一个严峻的挑战,需要透明的人工智能算法和有效的沟通策略。人工智能研究人员、机器人专家、心理学家和伦理学家之间的跨学科合作对于解决人机交互的复杂社会技术问题至关重要。人工智能与人机交互的融合蕴含着巨大的潜力,可以重新定义我们日常生活的方方面面。本综述重点介绍了人工智能驱动的人机交互技术的最新进展,强调了跨学科努力应对挑战的必要性,并确保负责任地开发和部署人工智能驱动的机器人系统。随着研究人员的不断创新,人工智能和人机交互的动态前景有望在未来成为我们社会结构中不可或缺的一部分。
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引用次数: 0
Financial inclusion and impacts on agriculture in Delta State, Nigeria 金融包容性及其对尼日利亚三角洲州农业的影响
Pub Date : 2024-02-28 DOI: 10.30574/gscarr.2024.18.2.0479
ASHORO Collins Ovwigho, GBIGBI Theophilus Miebi, OVHARHE Oghenero Joseph
The study appraised financial inclusion and impacts on agriculture in Delta State, Nigeria. Delta State, located in the southern region of Nigeria, is known for its rich agricultural potential. Agriculture is a major source of livelihood for the majority of its population, contributing significantly to both food security and economic growth. Nigeria introduced National Financial Inclusion Strategy (NFIS) in 2012. Besides, interventions of financial inclusion packages in Nigeria by some corporate financial inclusion organizations include: Agent Banking and Mobile Money, Nigeria Incentive-Based Risk Sharing System for Agricultural Lending (NIRSAL), Financial Literacy and Education Programs, Agricultural Credit Guarantee Scheme Fund (ACGSF) and Microfinance Institutions (MFIs). These organizations impacted the Delta State agriculture in the areas of cassava farming, oil palm production, rice cultivation, poultry, fisheries and aquaculture, agribusiness and processing and agricultural diversity. Such Impacts were obvious in food security, poverty reduction, women's empowerment, market access and value chain integration, risk mitigation, access to agricultural inputs, income diversification and increased agricultural productivity. Noticeable financial inclusion challenges in Delta State's agricultural sector were limited access to financial services, insufficient financial literacy programmes and inadequate rural infrastructure. It was concluded that financial inclusion in agriculture in Delta State is a cornerstone for the state's economic development and the well-being of its citizens. Among the recommendations given, it was emphasized that strengthening financial education system should be prioritized in agriculture.
本研究评估了金融包容性及其对尼日利亚三角州农业的影响。三角州位于尼日利亚南部地区,以其丰富的农业潜力而闻名。农业是其大多数人口的主要生计来源,对粮食安全和经济增长做出了重大贡献。尼日利亚于 2012 年推出了国家普惠金融战略(NFIS)。此外,一些企业普惠金融组织在尼日利亚采取了一揽子普惠金融干预措施,其中包括代理银行和移动货币、尼日利亚农业贷款激励风险分担系统(NIRSAL)、金融扫盲和教育计划、农业信贷担保计划基金(ACGSF)和小额信贷机构(MFIs)。这些组织在木薯种植、油棕生产、水稻种植、家禽、渔业和水产养殖、农业综合企业和加工以及农业多样性等领域对三角州的农业产生了影响。这些影响在粮食安全、减贫、妇女赋权、市场准入和价值链整合、降低风险、获得农业投入、收入多样化和提高农业生产率方面显而易见。三角州农业部门在金融包容性方面面临的明显挑战是:获得金融服务的机会有限、金融扫盲计划不足以及农村基础设施不完善。结论是,三角州农业领域的金融包容性是该州经济发展和公民福祉的基石。在提出的建议中,强调应优先加强农业领域的金融教育系统。
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引用次数: 0
Evaluating financial literacy and behavior among online sellers in Zambales 评估桑巴莱斯在线卖家的金融知识和行为
Pub Date : 2024-02-28 DOI: 10.30574/gscarr.2024.18.2.0048
Dann Mark N. Dela Cruz, Marwena M. Diaz, Emelita T. Madrid
This study was solely focused on the financial literacy level and financial behavior of the online sellers in Iba, Zambales as to their cash management; expenditure; savings; and investments. The researchers utilized the quantitative descriptive correlational research design with questionnaire as the main instrument in gathering data from the one hundred forty (140) online sellers in Iba, Zambales who were randomly selected. The researchers found out that the majority of the respondents are female in their early adulthood, single, college undergraduate major in business, with meagre income, had monthly expenses more than the income and saving, and neophyte in online selling business. The respondents stood well-educated on the dimensions towards the factors of financial literacy as to cash management, expenditures, savings and investment. The respondents strongly agreed on the dimensions towards the factors of financial behavior as to cash management, expenditures, savings and investment. There were significant differences on the perceptions of the respondents when grouped towards dimensions on financial literacy as to their monthly income, monthly expenses and monthly savings, highest educational attainment, and years in online selling respectively. There are significant differences on the perceptions of the respondents when grouped towards dimensions on financial behavior as to their monthly income, monthly expenses and monthly savings, and area of specialization respectively. There is positive moderate relationship between financial literacy and financial behavior. Based on the summary of the investigations conducted, and the conclusions arrived at, the researchers recommended that online sellers are still encouraged to attend financial management seminars to maintain a high level of financial literacy and behavior to prevent losses, financial squander, and misuse; establish a family savings culture; have a financial record management to sustain the monitoring of their inventory and future decisions; and lastly, future researchers may conduct a replication of this study.
本研究主要关注赞巴勒斯州伊巴市在线卖家的金融知识水平和金融行为,包括现金管理、支出、储蓄和投资。研究人员采用了定量描述性相关研究设计,以调查问卷为主要工具,从随机抽取的 140 名赞巴莱斯州伊巴市网络卖家中收集数据。研究人员发现,大多数受访者为成年女性,单身,大学本科主修商业,收入微薄,每月支出超过收入和储蓄,是网络销售业务的新手。受访者在现金管理、支出、储蓄和投资等方面的财务知识水平较高。受访者非常认同现金管理、支出、储蓄和投资方面的财务行为因素。受访者对月收入、月支出和月储蓄、最高教育程度和从事网络销售年数等方面的财务知 识的看法存在明显差异。对月收入、月支出和月储蓄以及专业领域的财务行为进行分组后,受访者的看法存在显着差异。金融知识与金融行为之间存在正相关。根据所做的调查总结和得出的结论,研究人员建议,仍应鼓励网络卖家参加财务管理研讨会,以保持高水平的财务知识和行为,防止损失、财务浪费和滥用;建立家庭储蓄文化;进行财务记录管理,以持续监控其库存和未来决策;最后,未来的研究人员可以对本研究进行复制。
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引用次数: 0
The potential of N-fixing bacteria consortium inoculation and NPK application in increasing soil N-total, plant N uptake and tomato (Lycopersicum esculentum Mill.) yields in Andisol 固氮菌群接种和氮磷钾施用在提高土壤总氮量、植物氮吸收量和安地索尔番茄(Lycopersicum esculentum Mill.)产量方面的潜力
Pub Date : 2024-02-28 DOI: 10.30574/gscarr.2024.18.2.0040
Pujawati Suryatmana, Mochamad Yuki Akbari Haz, Nadia Nuraniya Kamaluddin, Mieke Rochimi Setiawati
Nitrogen is an essential nutrient for growing tomato plants (Lycopersicum esculentum Mill.) on Andisol soil order. However, many farmers tend to use an excessive amount of inorganic fertilizers, which can have adverse effects on both the environment and tomato yield. To combat this problem, an alternative solution is to replace the inorganic fertilizer through inoculation of Azotobacter as an N-fixing bacteria. An experiment was conducted to examine the combined effects of the N-fixing consortium with NPK on total soil N, N uptake, Azotobacter spp. population, growth and the tomato plants yield. The experiment was performed on Andisols, located roughly 1250 m above sea level in West Java Province. The experimental design used was a Randomized Block Design, in three replications, consisting of A (Control), B (N-fixing inoculation), C (N-fixing + ¼ NPK), D (N-fixing + ½ NPK), E (N-fixing + ¾ NPK), F (N-fixing + 1 NPK), and G (1 NPK). The experiment revealed that the Lembang Andisol had an acidic pH, moderate available N, and high P retention. Applying Azotobacter sp. and Azotobacter vinelandii (N-fixing consortium) combined with one dose of NPK increased plant height and the total soil N content. N-fixing inoculation combined with 1/4 NPK, ½ NP, and ¾ NPK increased plant N uptake. The inoculation of N-fixing + ¼ NPK increased fruit weight, the number of fruits, and the yield per hectare of tomatoes. Inoculating Azotobacter sp. and Azotobacter vinelandii in mixed culture can reduce NPK usage by 75%, resulting in higher tomato yield.
氮是安地索尔土壤中番茄植物(Lycopersicum esculentum Mill.)生长所必需的养分。然而,许多农民倾向于使用过量的无机肥料,这会对环境和番茄产量造成不利影响。为了解决这个问题,另一个替代方案是通过接种固氮菌来替代无机肥料。我们进行了一项实验,以研究固氮菌群与氮磷钾对土壤总氮、氮吸收、Azotobacter 菌属数量、生长和番茄植株产量的综合影响。实验在西爪哇省海拔约 1250 米的安地斯丘陵地带进行。实验设计采用随机区组设计,三次重复,包括 A(对照)、B(固氮接种)、C(固氮+ ¼ 氮磷钾)、D(固氮+ ½ 氮磷钾)、E(固氮+ ¾ 氮磷钾)、F(固氮+ 1 氮磷钾)和 G(1 氮磷钾)。实验结果表明,Lembang 安地索层析岩的 pH 值偏酸,可利用氮含量适中,磷保留率较高。接种固氮菌和乙烯酵母菌(固氮联合菌群)并施用一剂氮磷钾可增加植株高度和土壤总氮含量。固氮菌接种与 1/4氮磷钾、1/2氮磷钾和 3/4 氮磷钾结合使用可增加植物对氮的吸收。接种固氮菌+¼氮磷钾可增加番茄的果重、果实数量和每公顷产量。在混合培养中接种固氮菌和乙烯酵母菌可减少 75% 的氮磷钾用量,从而提高番茄产量。
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引用次数: 0
Predicting stock market movements using neural networks: A review and application study 利用神经网络预测股市走势:回顾与应用研究
Pub Date : 2024-02-28 DOI: 10.30574/gscarr.2024.18.2.0072
Adedoyin Tolulope Oyewole, Omotayo Bukola Adeoye, Wilhelmina Afua Addy, Chinwe Chinazo Okoye, Onyeka Chrisanctus Ofodile, Chinonye Esther Ugochukwu
In the rapidly evolving landscape of financial markets, the quest for accurate stock market predictions has never been more critical. This paper delves into the transformative potential of neural network models in forecasting stock market movements, offering a comprehensive examination of their effectiveness compared to traditional predictive models. With a focus on the evolution of stock market prediction methodologies, this study aims to uncover the nuanced dynamics of neural networks, their comparative analysis with other models, and the pivotal role of data preprocessing in enhancing prediction accuracy. Employing a qualitative analysis framework, the research meticulously synthesizes findings from selected studies, highlighting the superior performance of neural network models in capturing complex market patterns and adapting to volatility. The results underscore the significant impact of data quality and quantity, architectural nuances of neural networks, and the strategic implications for investors navigating the stock market's unpredictability. Despite the promising outcomes, the study acknowledges inherent challenges in the real-world application of these models, including data imperfections and the complexity of financial ecosystems. Conclusively, the paper advocates for ongoing innovation, interdisciplinary collaboration, and the strategic integration of advanced neural network architectures to overcome existing limitations. Recommendations emphasize the critical need for high-quality, diverse datasets and continuous model refinement to harness the full predictive power of neural networks in stock market forecasting. This study not only illuminates the path forward for investors and financial analysts but also sets the stage for future research in this dynamic field.
在快速发展的金融市场中,对股市准确预测的追求从未像现在这样重要。本文深入探讨了神经网络模型在预测股市走势方面的变革潜力,全面考察了其与传统预测模型相比的有效性。本研究以股市预测方法的演变为重点,旨在揭示神经网络的微妙动态、其与其他模型的比较分析以及数据预处理在提高预测准确性方面的关键作用。本研究采用定性分析框架,对所选研究结果进行了细致的综合分析,强调了神经网络模型在捕捉复杂市场模式和适应波动性方面的卓越表现。研究结果强调了数据质量和数量的重要影响、神经网络架构的细微差别,以及对投资者驾驭股市不可预测性的战略意义。尽管取得了令人鼓舞的成果,但研究也承认了这些模型在现实世界中应用所面临的固有挑战,包括数据不完善和金融生态系统的复杂性。最后,本文倡导持续创新、跨学科合作,并战略性地整合先进的神经网络架构,以克服现有的局限性。这些建议强调了对高质量、多样化数据集和不断完善模型的迫切需求,以充分发挥神经网络在股市预测中的预测能力。这项研究不仅为投资者和金融分析师指明了前进的道路,也为这一动态领域的未来研究奠定了基础。
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引用次数: 2
Autism and general anesthesia for dental care 自闭症和牙科护理中的全身麻醉
Pub Date : 2024-02-28 DOI: 10.30574/gscarr.2024.18.2.0065
Maria Dalamagka
Autism is the fastest growing serious developmental disability. Infantile autism is associated with a characteristic cognitive, language and behavioral features. Autism spectrum disorders (ASD) have lifelong effects on areas of individual daily life functioning such as learning, relationships and independence. The future of anesthetic management of ASD will depend on how well we understand the etiology, psycho-social and medical issues with the disease. A wide spectrum of medical and behavioral symptoms is exhibited by children with autism, which makes routine dental care very difficult in them. Autism is a neurobehavioral and cognitive disorder characterized by impaired development of interpersonal and communication skills, limited interests, and repetitive behaviors. American Academy of Paediatric Dentistry's guidelines on Caries Risk Assessment has categorized them under High risk for physicians and other nondental health care providers and Moderate risk for dental providers. Attitude and knowledge of the oral health care professionals are of utmost importance while rendering oral health care to such children. The treatment rendered currently provides a long-term benefit for the patient. More focus had to be given for the long-term maintenance of oral health in special children. A 24-year-old autistic child with a history of seizures came to the operating room where he received general anesthesia for dental work. The awakening was particularly slow, as the patient's condition was characterized as severe autism with the corresponding medication, which interacts with the anesthetic drugs and makes awakening difficult.
自闭症是增长最快的严重发育障碍。婴儿自闭症具有认知、语言和行为方面的特征。自闭症谱系障碍(ASD)对个人日常生活功能的影响是终生的,如学习、人际关系和独立性。未来对自闭症谱系障碍的麻醉管理将取决于我们对该疾病的病因、社会心理和医疗问题的了解程度。自闭症儿童表现出广泛的医学和行为症状,这使得他们的常规牙科护理非常困难。自闭症是一种神经行为和认知障碍疾病,其特点是人际交往和沟通能力发展受损、兴趣有限和行为重复。美国儿童牙科学会的龋病风险评估指南将自闭症患者归类为医生和其他非牙科医疗服务提供者的高风险患者和牙科医疗服务提供者的中度风险患者。在为这些儿童提供口腔保健服务时,口腔保健专业人员的态度和知识至关重要。目前所提供的治疗能使患者长期受益。必须更加重视特殊儿童口腔健康的长期维护。一名 24 岁、有癫痫发作史的自闭症儿童来到手术室,接受全身麻醉进行牙科治疗。由于患者的病情特点是重度自闭症,相应的药物会与麻醉药物发生相互作用,导致苏醒困难,因此苏醒特别缓慢。
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引用次数: 0
EOR of heavy oil polymer on Alaska's North Slope: History matching challenges and solutions in a significant long-term water cut reduction 阿拉斯加北坡重油聚合物的 EOR:历史与挑战相匹配,长期大幅减少水切割的解决方案
Pub Date : 2024-02-28 DOI: 10.30574/gscarr.2024.18.2.0039
Shane Scott Namie, Dongmei Wang
In 2016, a pilot program in Alaska's Milne Point Field tested polymer flooding for heavy oil recovery. Using four wells in the Schrader Bluff reservoir, it aimed to assess its effectiveness in capturing heavy oil resources. Generally, polymer flooding can boost oil production by 10-15%, typically occurring 6-9 months after injection. However, in this case, it took over 24 months for a polymer breakthrough. The method proved highly effective, consistently reducing water content by over 40% and maintaining a low level below 20% for 18 months. Applying standard simulation methods, like history matching, became challenging due to this prolonged low water cut. The usual history-matching processes focus on relative permeability, permeability corrections, and skin effect modifications. Nevertheless, these alternatives proved ineffective. In response to the extended low water cut in Alaska's North Slope, a unique approach was suggested. This approach entails highlighting the low-end point (Krw) across multiple relative permeability curves and adjusting these values according to the water cut history. Additionally, the method takes into account permeability adjustments, Equation of State on analyzes of oil viscosity, J-function incorporation, and considers the potential for viscous fingering during the process. The pilot program displayed remarkable polymer flooding effectiveness, but its unique performance on the North Slope required a modified history-matching approach to simulate its success accurately.
2016 年,阿拉斯加米尔恩角油田的一项试点计划测试了聚合物淹没重油采收。该项目使用 Schrader Bluff 储油层的四口油井,旨在评估其在获取重油资源方面的有效性。一般来说,聚合物注水可将石油产量提高 10-15%,通常在注入后 6-9 个月出现。然而,在这种情况下,聚合物突破需要 24 个月以上的时间。事实证明,这种方法非常有效,能持续降低含水量 40% 以上,并在 18 个月内将含水量维持在低于 20% 的低水平。由于长时间的低含水量,应用标准模拟方法(如历史匹配)变得具有挑战性。通常的历史匹配过程侧重于相对渗透率、渗透率修正和集肤效应修正。然而,事实证明这些方法并不奏效。针对阿拉斯加北坡的长期低水位断裂,提出了一种独特的方法。这种方法需要在多条相对渗透率曲线上突出低端点(Krw),并根据断水历史对这些值进行调整。此外,该方法还考虑了渗透率调整、石油粘度分析中的状态方程、J-函数合并,并考虑了过程中粘指的可能性。该试验项目显示出显著的聚合物淹没效果,但其在北坡的独特性能要求采用修改后的历史匹配方法来准确模拟其成功。
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引用次数: 0
In vivo anti-inflammatory activity of the essential oil of zingiber officinale rhizomes on Wistar rats 人参根茎精油对 Wistar 大鼠的体内抗炎活性
Pub Date : 2024-02-28 DOI: 10.30574/gscarr.2024.18.2.0015
Djelassem Ferdinand, Mbida Hacheked, Aboubakar Sidiki, Nnanga Nga, David Emery Tsala
Background: Zingiber officinale is a spice consumed in Chad and traditionally used against osteoarthritis, migraine and rheumatic pain, but few pharmacological studies of this plant have been carried out. The aim of this study was to assess the in vivo anti-inflammatory activity of Z. officinale rhizomes essential oil (EO). Methods: A preliminary phytochemical screening was carried out on the EO of Z. officinale rhizomes; the anti-inflammatory activity of the given plant extract was then assessed at the concentrations of 0.20%, 1% and 5% on three experimental models: egg yolk-induced oedema, cotton pellet-induced granuloma and formalin. In addition, the essential oil was tested for its in vitro antioxidant capacity using the 2,2-Diphényl-2-picryl-hydrazyle Free Radical Scavenging Test, acide 2,2'-azino-bis 3éthylbenz- thiazoline-6-sulfonique Radical Test and the Ferric reducing antioxidant power Test. The study was extended to the acute toxicity of the EO of the rhizomes of Z. officinale using the sequential method. Results: Qualitative phytochemical screening of the EO of Z. officinale rhizome revealed the presence of tannins, flavonoids, triterpenes, terpenoids and free quinones. In the egg yolk-induced edema model, the EO of Z .officinale rhizomes significantly inhibited (p < 0.01) oedema by 25.28%, 31.12% and 68.27% at the concentrations of 0.20%, 1% and 5%, respectively, when compared to controls. In the formalin-induced paw edema model, EO of Z. officinale rhizomes inhibited oedema by 24.27%, 30.14% and 43.14% at the concentrations of 0.20%, 1% and 5%, respectively, when compared to the controls. In the cotton pellet-induced granuloma model, EO of Z. officinale rhizomes induced an anti-granulomatous effect of 32.68%, 38.27% and 41.51% at the concentrations of 0.20%, 1% and 5%, respectively, as compared to controls. Additionally, the EO of the rhizomes of Z. officinale also induced in vitro antioxidant and free radical scavenging activity and iron reduction. Definitely, the LD50 of the EO of Z. officinale rhizomes was estimated as more than 2000 mg/kg b.w. Conclusion: The EO of Z. officinale rhizomes exhibited anti-inflammatory activity. This effect can be explained, at least partly to its chemical content and its antioxidant potential.
背景:欧当归(Zingiber officinale)是乍得人食用的一种香料,传统上用于治疗骨关节炎、偏头痛和风湿痛,但很少有人对这种植物进行药理研究。本研究旨在评估 Z. officinale 根茎精油(EO)的体内抗炎活性。方法:对 Z. officinale 根茎的精油进行了初步的植物化学筛选;然后评估了浓度为 0.20%、1% 和 5%的植物提取物在蛋黄诱导的水肿、棉球诱导的肉芽肿和福尔马林三种实验模型上的抗炎活性。此外,还使用 2,2-二苯基-2-吡啶-肼自由基清除试验、2,2'-吖嗪-双 3éthylbenz- thiazoline-6-sulfonique 自由基试验和铁还原抗氧化能力试验对精油的体外抗氧化能力进行了测试。研究还扩展到了采用顺序法检测 Z. officinale 根茎环氧乙烷的急性毒性。研究结果对 Z. officinale 根茎的环氧乙烷进行定性植物化学筛选后发现,其中含有鞣质、黄酮类、三萜类、萜类和游离醌类化合物。在蛋黄诱导的水肿模型中,与对照组相比,浓度为 0.20%、1% 和 5%的 Z .officinale 根状茎环氧乙烷对水肿的抑制率分别为 25.28%、31.12% 和 68.27%(p < 0.01)。在福尔马林诱导的爪水肿模型中,与对照组相比,浓度为 0.20%、1% 和 5%的 Z. officinale 根茎环氧乙烷对水肿的抑制率分别为 24.27%、30.14% 和 43.14%。在棉花颗粒诱导的肉芽肿模型中,与对照组相比,浓度为 0.20%、1% 和 5%的 Z. officinale 根状茎环氧乙烷的抗肉芽肿效果分别为 32.68%、38.27% 和 41.51%。此外,Z. officinale 根茎的环氧乙烷还具有体外抗氧化和清除自由基的活性,并能降低铁的含量。当然,据估计,Z. officinale 根状茎环氧乙烷的半数致死剂量超过 2000 毫克/千克体重:Z. officinale 根茎的环氧乙烷具有抗炎活性。这种效果至少可以部分归因于其化学成分和抗氧化潜力。
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引用次数: 0
Presentation, diagnosis, management and outcome of complicated hydatid cyst of the lung 复杂性肺包虫囊肿的表现、诊断、处理和结果
Pub Date : 2024-02-28 DOI: 10.30574/gscarr.2024.18.2.0050
Manouchehr Aghajanzadeh, Ali Alavi Foumani, Azita Tangestaninejad, Seyed Aliaskhar Fakher Mosavi, Zahra Sadin, Omid Mosaffaee Rad, Ehsan Hajipour, Alireza Shirzadi, Mohaya Farzin
Introduction: Introduction: The complicated hydatid cyst of the lung is defined as any cyst ruptured in the bronchi tree or in the pleural cavity, infected, and rarely in the pericardial cavity. The aim of this study was to evaluate the problems of complicated pulmonary hydatid cyst, including presentation, diagnosis choice of surgical methods. and complication of delay in surgical treatment of pulmonary hydatid cysts. Methods: Between 2016 and 2021, 192 operations operated for pulmonary hydatid cysts, 42 of these patients were complicated hydatid cyst. Presentations were cough, chest pain and dyspnea.Diagnosis tools were CXR and CT-scan of chest. surgical approach was a posterolateral thoracotomy and anterolateral thoracotomyin all patients; a phrenotomy in eight patients and one-stage bilateral thoracotomy in six patients. Results: In 18 patients (67.5%), there were single hydatid cysts; whereas 4 patients (32.5%) had multiple cysts.12 patients had bilateral cyst and 8 had both lung and liver and others organs, 6 patients had preoperative hydatid cyst history. Iatrogenic rupture of an intact hydatid cyst occurred in 4 patients. Extrathoracic involvement was apparent in 6 patients (27%). Intrathoracic but extrapulmonary involvement was apparent in 4 patients (16%). Conclusion: Complicated hydatid cyst may present with different clinical and radiologically manifestations as a primary lung tumor , pleural effusion ,empyema hydropneumothorax. In patients with suspicious lung masses in endemic area or history of a hydatid cyst in patients a complicated pulmonary hydatid cyst may be in differential diagnosis.
导言导言:导言:复杂性肺包虫囊肿是指任何在支气管树或胸膜腔内破裂、感染的囊肿,很少发生在心包腔内。本研究旨在评估复杂性肺包虫囊肿的问题,包括表现、诊断、手术方法的选择以及肺包虫囊肿手术治疗延误的并发症。方法:2016年至2021年期间,192例肺水瘤囊肿患者接受了手术治疗,其中42例患者为复杂性肺水瘤囊肿。所有患者的手术方式均为后外侧胸廓切开术和前外侧胸廓切开术;8 例患者为膈肌切开术,6 例患者为一期双侧胸廓切开术。结果:18 名患者(67.5%)为单发包虫囊肿,4 名患者(32.5%)为多发包虫囊肿,12 名患者为双侧包虫囊肿,8 名患者同时患有肺、肝和其他器官包虫囊肿,6 名患者术前有包虫囊肿病史。4 名患者的完整包虫囊肿发生了先天性破裂。6 名患者(27%)明显受累于胸腔外。4 名患者(16%)明显受累于胸腔内但肺外。结论并发包虫囊肿可能表现为原发性肺肿瘤、胸腔积液、肺水肿、气胸等不同的临床和影像学表现。在地方病流行地区有可疑肺部肿块或有包虫囊肿病史的患者,可将并发肺包虫囊肿列入鉴别诊断。
{"title":"Presentation, diagnosis, management and outcome of complicated hydatid cyst of the lung","authors":"Manouchehr Aghajanzadeh, Ali Alavi Foumani, Azita Tangestaninejad, Seyed Aliaskhar Fakher Mosavi, Zahra Sadin, Omid Mosaffaee Rad, Ehsan Hajipour, Alireza Shirzadi, Mohaya Farzin","doi":"10.30574/gscarr.2024.18.2.0050","DOIUrl":"https://doi.org/10.30574/gscarr.2024.18.2.0050","url":null,"abstract":"Introduction: Introduction: The complicated hydatid cyst of the lung is defined as any cyst ruptured in the bronchi tree or in the pleural cavity, infected, and rarely in the pericardial cavity. The aim of this study was to evaluate the problems of complicated pulmonary hydatid cyst, including presentation, diagnosis choice of surgical methods. and complication of delay in surgical treatment of pulmonary hydatid cysts. Methods: Between 2016 and 2021, 192 operations operated for pulmonary hydatid cysts, 42 of these patients were complicated hydatid cyst. Presentations were cough, chest pain and dyspnea.Diagnosis tools were CXR and CT-scan of chest. surgical approach was a posterolateral thoracotomy and anterolateral thoracotomyin all patients; a phrenotomy in eight patients and one-stage bilateral thoracotomy in six patients. Results: In 18 patients (67.5%), there were single hydatid cysts; whereas 4 patients (32.5%) had multiple cysts.12 patients had bilateral cyst and 8 had both lung and liver and others organs, 6 patients had preoperative hydatid cyst history. Iatrogenic rupture of an intact hydatid cyst occurred in 4 patients. Extrathoracic involvement was apparent in 6 patients (27%). Intrathoracic but extrapulmonary involvement was apparent in 4 patients (16%). Conclusion: Complicated hydatid cyst may present with different clinical and radiologically manifestations as a primary lung tumor , pleural effusion ,empyema hydropneumothorax. In patients with suspicious lung masses in endemic area or history of a hydatid cyst in patients a complicated pulmonary hydatid cyst may be in differential diagnosis.","PeriodicalId":12791,"journal":{"name":"GSC Advanced Research and Reviews","volume":"82 10","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-02-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140423630","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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